A Treatise of Algebra: In Three Parts. Containing. The fundamental rules and operations. The composition and resolution of equations of all degrees, and the different affections of their roots. The application of algebra and geometry to each other. To which is added an appendix concerning the general properties of geometrical lines. I.. II.. III.A. Millar & J. Nourse, 1748 - 431 páginas |
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Página vi
... Third Part , and , more ge- nerally fill , in the Appendix . He might think too , that fuch an Application was the less ne- ceffary , that Sir ISAAC NEWTON's excellent Collection of Examples is in every body's Hands , and that there are ...
... Third Part , and , more ge- nerally fill , in the Appendix . He might think too , that fuch an Application was the less ne- ceffary , that Sir ISAAC NEWTON's excellent Collection of Examples is in every body's Hands , and that there are ...
Página viii
... Third Part . • Upon this Plan Mr. MAC - LAURIN compo- fed a Syftem of Algebra , soon after his being chofen Profeffor of Mathematics in the Univer Aty of Edinburgh ; which be , thenceforth , made uf ; ufe of in his ordinary Course of ...
... Third Part . • Upon this Plan Mr. MAC - LAURIN compo- fed a Syftem of Algebra , soon after his being chofen Profeffor of Mathematics in the Univer Aty of Edinburgh ; which be , thenceforth , made uf ; ufe of in his ordinary Course of ...
Página 36
... third , or fourth Power , is to add its Ex- ponent twice , thrice , or four times to itself ; therefore the fecond Power of any Quantity is had by doubling its Exponent , and the third by trebling its Exponent ; and , in general , the ...
... third , or fourth Power , is to add its Ex- ponent twice , thrice , or four times to itself ; therefore the fecond Power of any Quantity is had by doubling its Exponent , and the third by trebling its Exponent ; and , in general , the ...
Página 45
... third Member of the Root . Thus if the Quantity propofed had been a2 + 2ab + 2ac + b2 + 2bc + c2 , after proceeding as above you would have found the Remainder 2ac + 2bc + c2 , which divided by 2a 2ac + Chap . 8 . ALGEBRA . 45.
... third Member of the Root . Thus if the Quantity propofed had been a2 + 2ab + 2ac + b2 + 2bc + c2 , after proceeding as above you would have found the Remainder 2ac + 2bc + c2 , which divided by 2a 2ac + Chap . 8 . ALGEBRA . 45.
Página 55
... third and fourth , those Quantities are called Arithmetical Proportionals ; as the Numbers 3 , 7 , 12 , 16. And the Quan- tities a , a + b , e , e + b . But Quantities form a Series in Arithmetical Proportion , when they " increase or ...
... third and fourth , those Quantities are called Arithmetical Proportionals ; as the Numbers 3 , 7 , 12 , 16. And the Quan- tities a , a + b , e , e + b . But Quantities form a Series in Arithmetical Proportion , when they " increase or ...
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Términos y frases comunes
adeoque æqualis affumed Afymptote alfo arife autem becauſe Biquadratic Cafe cafu Coefficient common Meaſure confequently Conic Section contactus contingentes Corol Cube Root Cubic Equation curvæ curvam curvaturæ Curve Dimenfions divided Divifor ducantur ducta ductæ enim Equa equal erit eritque ex puncto Exponent expreffed Expreffions faid fame Manner fecabit fecet fecond Term fegmenta femper fhall fimple Equations fince firft Term firſt flexus fome fquare Root Fraction fubftituting fubtract fuch funt fuppofe give greater greateſt hæc impoffible integer Interfection itſelf laft Term laſt leaft lefs Linea Locus multiplied muſt mutuo negative Number occurrat Parabola parallela pofitive Power Product Progreffion propofed Equation punctum Quadratic Equations quæ Quotient recta recta quævis rectæ recte rectis refolved refpect Refult reprefent Rule ſhall Signs Square ſuppoſe Surd tangentes thefe theſe thofe thoſe tion unknown Quantity Value vaniſh whofe Roots
Pasajes populares
Página 98 - AB there be taken more than its half, and from the remainder more than its half, and so on ; there shall at length remain a magnitude less than C.
Página 135 - ... -{-24, equal to nothing, according to the propofed equation. And it is certain that there can be no other values of x...
Página 82 - Where the numerator is the difference of the products of the opposite coefficients in the order in which y is not found, and the denominator is the difference of the products of the opposite coefficients taken from the orders that involve the two unknown quantities. Coefficients are of the same order which either affect no unknown quantity, as c anil ci ; or the same unknown quantity in the different equations, as a and o'.
Página 24 - Fractions ; and the dividend or quantity placed above the line is called the Numerator of the fraction, and the divifor or quantity placed under the line is called the Denominator...
Página 19 - If there is a remainder, you are to proceed after the fame manner till no remainder is left ; or till it appear that there will be always fome remainder. Some Examples will illuftrate this operation. EXAMPLE I.
Página 144 - Xx + bXx+cxx + d, &c. = o, will exprefs the equation to be produced ; all whofe terms will plainly be pofitive ; fo that " -when all the roots of an equation are negative, it is plain there will be no changes in the Jigns of the iermt of that equation
Página 121 - B, the Sum of the Terms in the even Places, each of which involves an odd Power of y will be a rational Number multiplied into the Quadratic Surd I/?2.
Página 134 - And after the same manner any other equation admits of as many solutions as there are simple equations multiplied by one another that produce it, or as many as there are units in the highest dimensions of the unknown quan tity in the proposed equation.
Página 1 - BRA is a general Method of Computation by certain Signs and Symbols which have been contrived for this Purpofe, and found convenient. It is called an UNIVERSAL ARITHMETICK, and proceeds by Operations and Rules fimilar to thofe in Common A* rithmetick, founded upon the fame Principles.
Página 10 - ... more than two quantities to be added together, firft add the pofitive together into one fum, and then the negative (by Cafe I.) Then add thefe two fums together (by Cafe II.) to A TREATISE of EXAMPLE. Parti. -f 8a - 7" + 100 . — 124 Sum of the pofitive . . . + 1 8a Sum of the negative ... — iga Sum of all — a Cafe III.